Suggesting small change to apt-get pkg list pour Ubuntu 18.04 on page
https://bitbucket.org/sjodogne/orthanc/src/default/LinuxCompilation.txt
sudo apt-get install -y build-essential unzip cmake mercurial uuid-dev libcurl4-openssl-dev liblua5.3-0-dev libgtest-dev libpng-dev libsqlite3-dev libssl-dev libjpeg-dev zlib1g-dev libdcmtk2-dev libboost-all-dev libwrap0-dev libcharls-dev libjsoncpp-dev libpugixml-dev locales
Reading package lists… Done
Building dependency tree
Reading state information… Done
Note, selecting ‘libdcmtk-dev’ instead of ‘libdcmtk2-dev’
E: Unable to locate package liblua5.3-0-dev
E: Couldn’t find any package by glob ‘liblua5.3-0-dev’
E: Couldn’t find any package by regex ‘liblua5.3-0-dev’
to
sudo apt-get install -y build-essential unzip cmake mercurial uuid-dev libcurl4-openssl-dev liblua5.3-dev libgtest-dev libpng-dev libsqlite3-dev libssl-dev libjpeg-dev zlib1g-dev libdcmtk-dev libboost-all-dev libwrap0-dev libcharls-dev libjsoncpp-dev libpugixml-dev locales
Change
liblua5.3-0-dev → liblua5.3-dev
libdcmtk2-dev → libdcmtk-dev